It can be quite easy making an update to the OSX 10.10 Yosemite from the Mac App store for one computer, but when it comes to making updates for several Macs, or even doing a fresh install, you might find it really stressful having to make those updates separately. One way to save yourself the hassle is grabbing the Mac update on a USB thumb drive and installing the update using same drive on all your Macs.
It is important to note that running the Yosemite update on your Mac before following the below procedures would erase the installer from your Applications folder. So it is necessary you firstly perform this tutorial using any of the below methods, unless you wish to download a fresh copy of the update again from the app store. Let’s move on to the tutorial.
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Things You’ll Need
- A Mac
- An 8GB USB Flash Drive or larger where you would be burning the OSX Yosemite copy to.
- The OS X 10.10 Yosemite installer from the Mac App Store in your Applications folder
- An Administrator account on your Mac
MacOS – Why can’t some of the machines boot to the Lion install USB drive; MacOS – How to create a Lion USB recovery stick without Mac OS; MacOS – Can not boot from USB to make a clean install of Yosemite; MacOS – Clean install of Yosemite on 2008 MacBook Air; MacOS – Is a bootable USB drive with Yosemite OK for different macs. How To Install and Run OS X Yosemite From A USB Flash Drive. Easy to follow tutorial. How To Create OS X Yosemite Install USB.Download OS X Yosemite for Free.
Method 1: Using DiskMaker X
Using Diskmaker X is the easiest way to burn or make a bootable USB Flash drive. Here is how to go about it.
1. You need to download the Yosemite installer as stated above from the Mac App Store and DiskMaker X .
2. Insert your 8GB (or larger) flash drive into your MAC. Make sure you must have backed up all important stuff, as you will loose them in this process from the flash drive.
3. Launch DiskMaker X. The app will offer to make installers for OS X 10.8, 10.9, and 10.10. Since we wish to install Yosemite, you will have to select 10.10 and let DiskMaker X handle the rest. DiskMaker X would find the Yosemite Installer and have it installed on your thumb drive. If it doesn’t find it, you can click on “Select an Install File” so you can easily navigate to the installer.
After the whole process must have been completed, you can now use this flash drive to install OSX Yosemite to any MAC. It’s actually that simple.
Method 2: Using Terminal
If for some reasons you couldn’t get DiskMaker X working for you, you might want to follow this geeky steps using Terminal to achieve same result.
1. Firstly Download the Yosemite installer.
2. Insert your 8GB (or larger) flash drive (make sure you assign a name to it – I’ll be using Untitled as my drive name for this tutorial). Make sure you format your USB flash drive in OS X Extended (Journaled) using Disk Utility.
Mac Os X Yosemite Installer
3. Launch the Terminal application on your MAC. Then type (or copy and paste) the following command into your Terminal window. Make sure you replace Untitled with the name of your drive. Then hit Enter on your keyboard.
sudo /Applications/Install OS X Yosemite.app/Contents/Resources/createinstallmedia --volume /Volumes/Untitled --applicationpath /Applications/Install OS X Yosemite.app --nointeraction
4. Now you would be prompted to type in your password, then press Enter again.
Allow terminal to complete the process (this could take close to half an hour). You can take out your USB Flash when you get the Done prompt. After it’s done, you should be able to use your USB Flash drive as a bootable disk to install OSX 10.10 Yosemite on any MAC computer.
Note: The Bootable USB Flash drive would not only be used to install Yosemite on Mac computers, but would also have utilities like Disk Utility and Time Machine recovery.
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To make use of this thumb drive to install the OSX 10.10 update, you can change the default Startup Disk in System Preferences or by holding down the Option key at boot and selecting the drive.
I hope you find this useful.
8gb or greater usb install os x yosemite zip file downloaded from mac store download from here now let s move to the actual tutorial to create bootable os x yosemite usb connect your usb drive with mac. Now click on erase.
Download And Create Usb Installer For Mac Os X Yosemite Mavericks Mountain Lion Or Lion Macbold
You will create the bootable installer from this app not from the disk image or pkg installer.
Create bootable usb mac disk utility yosemite. Now you ll have to wait a long time. How to get older macos installation files. Use the restore disk image to drive dialog box to browse for the dmg file with the installation files for mac os x yosemite in this case and click the ok button to create a bootable usb of the operating system.
Launch the mac app store on your mac. This method also works to creating usb installer for el capitan yosemite and maverick and the other previous version of mac os x as well. Look for the version of macos you want in the store if you have previously downloaded the version search under your purchased tab.
Once you attached the usb drive it will shown on the left panel of disk utility. Step 2 open the installesd disk image. If you have already installed this version of macos you.
Open terminal which is in the utilities folder of your applications folder. Plug the external usb drive into mac make sure you save your stuff from it. In the warning dialog box click the yes button.
First make sure you have a usb flash drive that s at least 8 gbs in size then mount it. Today i am showing how to make a boot able usb drive for mac using a dmg file 8gb usb drive and the disk utility that comes with mac os x. Because since el capitan the disk utility of macos was different if you running el capitan and want to create bootable u sb for macos sierra you can use yosemite disk utility for el capitan just google it.
Select basesystem dmg in disk utility s sidebar and then click the restore button in the main part of the window. Create a bootable install usb drive of mac os x 10 10 yosemite step 1 reformat your usb drive. I hope this hel.
Drag the basesystem dmg icon into the source field on the right if it isn t. Click on the download button. Select usb drive from the left sidebar.
Now that your usb thumb drive is ready you ll need to open the. Prepare usb drive for os x yosemite open disk utility from applications utilities or press cmd space keys form keyboard to find disk utility. Click on erase tab from right.
Use the createinstallmedia command in terminal connect the usb flash drive or other volume that you re using for the bootable installer.
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